4 Years Old Lyrics13.03.2009 · Best Answer: Delsym is a godsend, until they build up an immunity to it. The cough stops immediately and it is good for 12 hours. It also doesn't taste tooRead all 34 responses: "Hi. Anyone else out there try to buy cold medicine this season for your toddler and finding that evertyhing has been taken off the market forHas anyone ever given their children.